Pittaya Phamonvaechavan และ Ratchapong Nitiapinyasagul. (2017) A Comparison between Effect of Viewing Text on Computer Screen and iPad?. <i>Siriraj Medical Journal</i>, <i>69</i>(4), 185-189.Pittaya Phamonvaechavan และ Ratchapong Nitiapinyasagul. "A Comparison between Effect of Viewing Text on Computer Screen and iPad?". Siriraj Medical Journal 69 (2017):185-189.Pittaya Phamonvaechavan และ Ratchapong Nitiapinyasagul. A Comparison between Effect of Viewing Text on Computer Screen and iPad?. Faculty of Medicine Siriraj Hospital:ม.ป.ท. 2017.